@page-background: #ececec;
@content-background: #FFF;
@head-background: #595959;
@gap: 8px;
@times: 1, 2, 3, 4, 5, 6;

body {
  background: @page-background;
}

.make-gap-classes(@i: length(@times)) when (@i > 0) {
  .make-gap-classes(@i - 1);
  @time: extract(@times, @i);
  .margin-l-@{time} {
    margin-left: @gap * @time;
  }

  .margin-r-@{time} {
    margin-right: @gap * @time;
  }

  .margin-t-@{time} {
    margin-top: @gap * @time;
  }

  .margin-b-@{time} {
    margin-bottom: @gap * @time;
  }
}

.make-gap-classes();

.mark-down-wrap {
  padding: @gap;
  background: #fbfbfb;
}
.ant-scroll-number-only > p{
  height: 20px;
  margin: 0;
}